Description
CDVI A22K ATRIUM Hybrid Two-Door Controller
The CDVI A22K ATRIUM Hybrid Two-Door Controller delivers a powerful, scalable, and highly secure access control solution designed for modern commercial and enterprise security environments. Supporting both traditional Wiegand readers and CDVI’s advanced KRYPTO high-security DESFire® EV2/EV3 credential platform, the A22K provides unmatched flexibility for organizations upgrading legacy systems while preparing for next-generation encrypted credentials and mobile access control technologies.
Built with end-to-end AES encryption, embedded HTTPS secure web server functionality, integrated power supply, mobile-ready support, and free ATRIUM software management, the A22K simplifies deployment while providing enterprise-grade performance. The controller supports up to 500 doors, 10,000 users, and 10,000 credentials, making it ideal for schools, healthcare facilities, office buildings, warehouses, industrial facilities, multi-tenant properties, and commercial access control installations requiring secure, scalable door management.
Key Features
- Supports 2 doors and up to 4 readers
- Compatible with Wiegand and KRYPTO secure readers
- End-to-end AES encrypted communication
- Embedded HTTPS (SSL/TLS) secure web server
- Includes free ATRIUM software and updates
- Includes 5 Mobile-PASS credentials per site
- Mobile-ready access control support
- Expandable up to 500 doors
- Supports up to 10,000 users and credentials
- Integrated 24VDC 2.5A power supply
- RS485 communication support for expanders
- Battery backup support for continuity
Common Applications
- Commercial office buildings
- Healthcare and medical facilities
- Educational campuses and schools
- Warehouse and logistics facilities
- Industrial manufacturing environments
- Multi-tenant office complexes
- Government and municipal buildings
- Mobile credential deployments
- Elevator access control systems
- High-security DESFire credential systems
- Retrofit access control upgrades
- Multi-door enterprise access management
Why Choose the A22K Hybrid Controller?
Traditional Wiegand Controllers
- Limited credential security
- Vulnerable to credential cloning
- Less flexible expansion options
- Limited mobile credential support
- Basic controller communication security
- Often requires separate software licensing
CDVI A22K Advantages
- Hybrid Wiegand + KRYPTO support
- DESFire EV2 / EV3 credential security
- End-to-end AES encrypted communication
- Mobile-ready reader compatibility
- Integrated secure HTTPS web server
- Free ATRIUM software and updates included
Bottom Line: The CDVI A22K ATRIUM Hybrid Controller gives organizations the flexibility to support existing Wiegand readers while transitioning toward higher-security encrypted DESFire credentials and mobile-ready access control solutions without replacing their entire infrastructure.
Related Products & Expansion Options
Readers & Credentials
- CDVI KRYPTO Readers – Secure DESFire EV2/EV3 encrypted reader solutions
- CDVI Mobile-Ready Readers – Smartphone-based credential access
- MIFARE DESFire EV3 Credentials – High-security smart card credentials
- Wiegand Compatible Readers – Traditional reader compatibility options
Expansion & Integration
- ATRIUM Expansion Modules – Expand additional doors and I/O functionality
- CDVI Elevator Control Solutions – Elevator integration options
- Aperio Wireless Lock Integration – Wireless lock compatibility
- Schlage Door Handle Integration – Integrated wireless access solutions
Downloads & Documentation
Technical Highlights
System Capacity:
Up to 500 doors, 10,000 users, and 10,000 cards
Communication:
Ethernet 10/100 Base-T and RS485 expansion support
Power Supply:
Integrated 24VDC 2.5A power supply with battery backup
Security:
AES encryption and HTTPS secure communication support
Scalable Hybrid Access Control Security
The CDVI A22K ATRIUM Hybrid Two-Door Controller combines traditional Wiegand compatibility with advanced encrypted DESFire credential security, delivering a flexible and future-ready access control platform for commercial and enterprise security environments. With free ATRIUM software, mobile-ready functionality, scalable expansion capabilities, and secure AES encrypted communication, the A22K is engineered to simplify modern access control management while protecting facilities against evolving credential security threats.
